Pls helpp! Thanks y’all

Since there is 1 Hom.ozygous Dominant trait and 2 heterozygous dominant trait and 1 Hom.ozygous recessive trait,

We get This kind of punnet square, when Two heterozygous Parents cross with eachother.

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.

i'd have to say the answer is probable the second option "the geosphere interacting with the atmosphere"